AT497BAT497DAAT497BAT 497 BAT497 BAT 497BAT 497D AAT497D AAT 497DAAT 497 BAT497 BAT 497B
Authority
AT
Austria
Application number
Inventor
Franz Scheuermann
Original Assignee
Franz Scheuermann
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Filing date
Publication date
Application filed by Franz ScheuermannfiledCriticalFranz Scheuermann
Application grantedgrantedCritical
Publication of AT497BpublicationCriticalpatent/AT497B/de